6739194013 has 2 divisors, whose sum is σ = 6739194014. Its totient is φ = 6739194012.

The previous prime is 6739194001. The next prime is 6739194053. The reversal of 6739194013 is 3104919376.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5939322489 + 799871524 = 77067^2 + 28282^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6739194013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6739194053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3369597006 + 3369597007.

It is an arithmetic number, because the mean of its divisors is an integer number (3369597007).

Almost surely, 2^6739194013 is an apocalyptic number.

It is an amenable number.

6739194013 is a deficient number, since it is larger than the sum of its proper divisors (1).

6739194013 is an equidigital number, since it uses as much as digits as its factorization.

6739194013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 122472, while the sum is 43.

The square root of 6739194013 is about 82092.5941422245. The cubic root of 6739194013 is about 1888.8725406091.

The spelling of 6739194013 in words is "six billion, seven hundred thirty-nine million, one hundred ninety-four thousand, thirteen".